strabag tunnelling core competences 2016€¦ · tbm tunnelling 2x 5.35 km 2x herrenknecht epb tbms...
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STRABAGTUNNELLING
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PROFILE STRABAG TUNNELLING
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50 years of Tunnelling Know-How
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STRABAG TUNNELLING CORE COMPETENCESSTRABAG Portfolio of Tunnelling Methods
Conventional tunnelling (NATM, SCL, Drill & Blast, Mechanized Excavation)
TBM tunnelling (hard rock & soft ground – Open Gripper TBM, EPB Shield, Slurry Shield)
Inclined TBM Tunnels
Shaft sinking
Open Cut
Cut & Cover
Cover & Cut
Immersed tunnels Pipe jacking
Raise Boring
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STRABAG TUNNELLING CORE COMPETENCESFields of Tunnelling Activities
Infrastructure Projects Rail Road Metro Sewer Water Collectors
Hydropower Plants
Mining
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STRABAG TUNNELLINGCurrent Projects
MORE THAN 40 CURRENTLY RUNNING TUNNELLING PROJECTS IN ALL CONTINENTS except AUSTRALIA
AUSTRIA, GERMANY, CANADA, DANMARK, SWITZERLAND, QATAR, CHILE, INDIA, SINGAPORE, ALGERIA, ITALY, NORWAY, SWEDEN
HIGH SPEED RAIL, METRO, SEWER, WATER, UNDERGROUND WATER POWER, MINING
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STRABAG TUNNELLING REFERENCE PROJECTS
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STRABAG NIAGARA TUNNEL FACILITY PROJECTWorld largest Hard Rock TBM - CANADA
Client: Ontario Power GenerationContract value: € 728 millionConstruction period: 2005 – 2013STRABAGs share: 100 %
PROJECT HIGHLIGHTS and CHALLENGES: Tunnel Length of 10.1 km
1.7 million m3 of excavated material
Robbins Open Hard Rock TBM D = 14.44 m
400,000 m3 of concrete used 450,000 m3 of waterproofing membrane installation Pre-stress grouting of the concrete inner lining Peak man power of 600 employees from the local communities Canadien Tunnelling Project of the Year 2013 CAD 1 billion in economic benefits to the Niagara region
during the construction works 1,600 GWh of additional electricity produced for Ontarion after
completion Outstanding H&S records – Workers safety records twice as
good as the industry average Completion 9 months ahedof target date – cost saving of CAD
100 million We received the Economic Impact Award form the local
Chamber of Commerce for three consequitive yers (2007 –2009)
Completion 9 months ahedof target date – cost saving of CAD 100 million
Training and continous education of local workforce and staff
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STRABAG GOTTHARD BASE TUNNEL - ERSTFLD & AMSTEGWith 57 km the World’s longest Tunnel - SWITZERLAND
Client: Alp Transit Gotthard AGContract value: € 1.112 billionConstruction period: 2002 – 2012STRABAGs share: 100 %
TBM tunnel excavation:
2 Hard Rock Herrenknecht TBMs / D = 9.55 m
o Lot 151 Erstfeld: 2x 7.8 km o Lot 252 Amsteg: 2x 11.3 km
2,765,000 m3 of excavated material 880,000 m3 of concrete used 880,000 m3 of concrete used 2,100m of maximum overburden 56 m/day – 688 m/month – best excavation performance rates
46 °C of maximum temperature in the tunnel on the TBM in Lot Amsteg
Use of “Monorail Train” suspended on the tunnel roof for the material logistic on the TBM – considerable innovative solution
Use of “Monorail Train” suspended on the tunnel roof for the material logistic on the TBM – considerable innovative solution
Excavated rock treatment and reused as a shotcrete and concrete aggregate
Deployment of Rowa suspended working platform for the cross passages excavation to enable undisturbed TBM heading
PROJECT HIGHLIGHTS and CHALLENGES:
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X4.1
X6.4
X3.7
STRABAG KORALM TUNNEL KAT2Austria's longest High Speed Railway Tunnel - AUSTRIA
Client: ÖBB InfrastrukturContract value: € 570 millionConstruction period: 2010 – 2018STRABAGs share: 85 %
37.9 km of tunnel excavation thereof 32 km TBM tunnelling
2x Hard Rock TBMs / D = 9.93 m
2x interlocked logistic shafts, 60 m deep
Production and installation of 103,500 Pcs of pre-cast concrete lining segments and 17,250 invert segments
1 million m3 of concrete used for pre-cast segment production
Processing of 4.5 million m3 excavated rock and using as a concrete aggregate, for dam works and backfilling
56 km of bulk conveyor installation, commissioning and operation
Set-up, assembly and management of two pre-cast concrete segment lining factories including batching plants
Safety concept in regard to the approx. 16 km long TBM excavation including ventilation
To TBM excavation simultaneously running excavation of the cross passages
TBM excavation supply via logistic shafts
Limited space for site installation including 2 pre-cast segment factories
PROJECT HIGHLIGHTS and CHALLENGES:
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STRABAG METRO VIENNA – U1/9 & U1/10Urban City Metro Construction - AUSTRIA
Client: Wiener LinienContract value: € 88 millionConstruction period: 2007 – 2017
Large construction site in urban city environment Limited space Logistic challenge Management of local comunities Cooperation and colaboration with the authorities
Nearby environment – natural conservational area, parking facilities, etc.)
PROJECT HIGHLIGHTS and CHALLENGES:
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X4.1
X6.4
X3.7
Client: Deutsche Bahn AGContract value: € 344 millionConstruction period: 2003 – 2010STRABAGs share: 30 %
STRABAG KATZENBERG TUNNELHigh Speed Railway Tunnel - GERMANY
Tunnel Length of 9.4 km Slab Track Installation Speed up 250 km/h Twin Tubes with cross passages
every 500 m On-site semental lining factory
with two production lines
Longest Tunnel in Germany excavated by TBM
Site Camp establishment
Performance up to 32 m/day 2.4 million m3 of excavated
material
Two 70 m deep ventilationshafts
Two Herrenknecht EPB Shields / D = 9.385 m
PROJECT HIGHLIGHTS and CHALLENGES:
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Client: DEGES Deutsche EinheitContract value: € 280 millionConstruction period: 2005 – 2010STRABAGs share: 40 % - Technical Lead
STRABAG CITY TUNNEL LEIPZIGInner city Tunnel and Station- GERMANY
Tunnel Length of 2x 1.48 km TBM equiped with Sonic Softground Probing system
2 m of minimum distance of a building foundation to the tunnel lining
8 - 16 m of overburden
Concrete with polypropylen fibres to increase the fire resistance of the pre-cast inner lining
Four phases of jet-grouting to control the settlements
Relocation of 2,200 tons heavy pontico from year 1844 toconsiderably simplify the constrcution of the station
Cover & cut method to constrcut the station to limit the disturbance tolocal comunities
TBM tunnelling under more than 33 buildings of the Leipzig city centerfounded on a sensitive foundations
TBM dismantling at Leipzig Hauptbahnhof, return to the drive start shaft at Bayerischer Bahnhof, reassembly and re-launch
Herrenknecht Mix Shield TBM / D = 9 mPROJECT HIGHLIGHTS and CHALLENGES:
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38%
20%
38%
17%
STRABAG TUNNEL JENBACH - H8High Speed Railway Tunnel - AUSTRIA
Client: BEG Brenner EinsenbahnContract value: € 150 millionConstruction period: 2006 – 2010STRABAGs share: 40 % - Technical Lead
Tunnel Length of 3.48 km Herrenknecht Mix-Shield Slurry TBM / D = 13.03 m
Under-passing of highway, Inn river, railway and highwaybridge structure
Difficult geological and hydrological conditions
Underwater box excavation with support of secant pile wallsand und consecutive underwater concrete
o Entire tunnel length under ground water level
o Excavation in river sediments, mostly gravel and sando Low overburden along the tunnel alignmetn
Fabrication of 13,872 concrete segment rings (7+1)
66,000 m3 of concrete used for ring production
163 m of weekly performance
Continuous measurement of the surface deformation, especially on the highway, bridge and the railway. The measurements are shown in real time on a TBM screen and the management office
Retractable TVN Machine (pipe jacking) for excavation of the emergency tunnels - first time using of Herrenknecht innovative technology
PROJECT HIGHLIGHTS and CHALLENGES:
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X4.1
X6.4
X3.7
STRABAG BUDAPEST METRO LINE 4 - STAGE 1Urban City Metro Line - HUNGARY
Client: BKV BudapestContract value: € 202 millionConstruction period: 2003 – 2011STRABAGs share: 50 %
TBM tunnelling 2x 5.35 km 2x Herrenknecht EPB TBMs / D = 6.05 m
Tunnel Length 2x 7.3 km
Danube River crossing with an overburden of only 6 m between the tunnel crown and the river bed
Depth of the tunnel ranges between 17 – 32 m.
Crossing above the north-south Metro Line 3 Crossing above the north-south Metro Line 3 Comprehensive exploration testing program to determine and
verify the geological conditions under the Danube River
Own production of the pre-cast concrete tunnel lining segments
Excavation through six stations
Tunnelling in an urban city environment
Material supply and logistic through a construction location in a Budapest city centre
Very strict noise and vibration limits
Limited space for site installation
PROJECT HIGHLIGHTS and CHALLENGES:
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STRABAG METRO NOORD ZUIDLINUrban City Metro Line - NETHERLAND
Client: Geemente AmsterdamContract value: € 355 millionConstruction period: 2008 – 2013STRABAGs share: 50 %
TBM tunnelling 2x 3.1 km devided into foursections
7.5 km twin single truck tunnel
2x Herrenknecht Mixshield TBMs / D = 6.88 m
Tunnel alignment running under the historic cityof Amsterdam
Extensive compensation grouting measures for soil improvement and settlement control
Excavation of cross passages using ground freezing
Emergency shaft excavation using sinking caissons
Challenging geological and hydrological conditions - water level only 1-2 m below the surface
Material logistic, including spoil removal and precast segment lining delivery
PROJECT HIGHLIGHTS and CHALLENGES:
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X4.1
X6.4
X3.7
STRABAG SEC SEWER PROJECT15 km long Sewer Project - CANADA
Client: Municipality of York RegionContract value: € 300 millionConstruction period: 2011 – 2015STRABAGs share: 100 %
15 km of tunnel excvation using four EPB TBMs / D = 3.62 m
Excavation of 17 shafts, diameters up to16 m, up to 50 m deep
Ground Engineering design optimization– secant pile walls, ground freezing, gelinjection, diaphragm walls
Construction site located in the residential areas and the surrounding sensitive nature environment
Construction site located in the residential areas and the surrounding sensitive nature environment
Geology challenges due to extremely varying glacial deposits and multiple water horizons, as well as large number of boulders and presence of methane gas
Geology challenges due to extremely varying glacial deposits and multiple water horizons, as well as large number of boulders and presence of methane gas
Simultaneous operation of 4 TBM’s
PROJECT HIGHLIGHTS and CHALLENGES:
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Client: Rio TintoContract value: € 10 millionConstruction period: 2012 – 2014STRABAGs share: 100 %
STRABAG RIO TINTOTunnel Boring System (TBS) Trial - AUSTRALIA
Trial phase of new developed TBS Non-circular profile of 27 m2
Operation of the TBS 600 m underthe surface in an fully operationalmine
Very high level of coordination, comunication and colaborationbetween all involved parties
Very high H&S and Environemntrequiremenst
Implementation of Rio Tinto‘sZERO HARM culture
Employment of local labourforce – 100 %
PROJECT HIGHLIGHTS and CHALLENGES:
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X4.1
X6.4
X3.7
STRABAG ROHTANG PASS HIGHWAY TUNNELGreenfield project in the Indian Himalayas - INDIA
Client: Board Road OrganizationContract value: € 245 millionConstruction period: 2008 – 2016STRABAGs share: 60 %
8.8 km long tunnel 3.000 m above see level in the north of India Overburden of up to 1.900 m
Deployment of suspended tunnelling logistic back-up platform to enable early closure of the ring parallel to heading works
Very challenging geology and logistic
Up to 100 m ground probing ahead of the face
Spoil removal from tunnel using conveyor belt and rock crushers
Escape tunnel situated below the roadway
Escape tunnel situated below the roadway
PROJECT HIGHLIGHTS and CHALLENGES:
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STRABAG SÖDERSTRÖM TUNNEL PROJECTUrban City Infrastructure Tunnel Project - SWEDEN
Client: TrafikverketContract value: € 227 millionConstruction period: 2008 – 2014STRABAGs share: 50 %
Immersed tunnel comprising three 100 m long elements
Immersed segments linked up with the tunnels excavatedin the rock at both banks
Immersed segments founded on four piled and one raftconstruction
2012 work environment award
Urban city environment
PROJECT HIGHLIGHTS and CHALLENGES:
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STRABAG TUNNEL TERFENS-VOMP - H5High Speed Railway - AUSTRIA
Client: ÖBB Infrastruktur AGContract value: € 202 millionConstruction period: 2008 – 2014STRABAGs share: 66.66 %
Total length of the tunnels = 8,480 m 3,991 m loose ground and 3,744 m hard rock excavation
50 m deep inclined dewatering wells carried out in very limited space – very difficult ground conditions
550 m excavation in compressed air (1.2 bar)
Tunnel cross-section up to 190 m2
Simultaneous excavation of 4 tunnel faces using an intermediate access tunnel
Optimization of workflow to accommodate the schedule -excellent excavation performance – up to 20 % more compared to the original schedule
High sensible project environment through the density of development of the valley base (residential and commercial buildings, Inntal highway, existing rail line), by partially unstable valley sides and due the intensive use of water resources of the project area
PROJECT HIGHLIGHTS and CHALLENGES:
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X4.1
X6.4
X3.7
STRABAG ALKIMOS ALLIANCE PROJECTMain Sewer to the Alkimos Wastewater Treatment Plant - AUSTRALIA
Client: Western Australia Water CorporationContract value: € 150 millionConstruction period: 2008 – 2010
main sewer line employing pipe-jacking technology withdiameter of 2 m and tunnel length of 6,300 m
13 jacking/receiving shafts along with a maximum depthof 20m.
Complex and highly variable regional geology with bothsand and hard rock.
Project completed 3 months ahead of schedule (despitea 4 month approval delay at the beginning of theproject).
Excellent accuracy: The latest technology in precisionguidance employed. Deviations from target point werewithin +/- 20mm.
Reduction in potential environmental impact:Trenchless tunnelling techniques means lessenvironmental, social and visual impact to thesurrounding area.
A maximum of 84m of tunnelling achieved in one 24hour period.
PROJECT HIGHLIGHTS and CHALLENGES:
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X4.1
X6.4
X3.7
STRABAG SOUTHERN SEAWATER DESALINATION PROJECTDesalination Project - AUSTRALIA
Client: Southern Seawater AllianceContract value: € 25 millionConstruction period: 2010 – 2011
Construction of two intake tunnels using pipe jackingtechnology – 2x ID 2,400 mm / Length of 861 m and 855 mrespectively
Construction of two brine discharge tunnel using pipe jackingtechnology – 1x ID 2,000 mm / Length of 965 m
TBM offshore recovery carried out successfully three times
Reduction of the environmental impacts through the use ofthe tunnelling technology
Project completion in budget and ahead of schedule
Project awarded with the CCF Earth Award 2011 in WA andthe tunnelling Project of the Year 2011
PROJECT HIGHLIGHTS and CHALLENGES:
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STRABAG ALTO MAIPOHydro-Power Project - CHILE
Client: Alto Maipo SpAContract value: US$ 495 millionConstruction period: 2013 – 2018STRABAGs share: 100 %
46.5 km of tunnel excavation in total 2 x Hard Rock Herrenknecht TBMs Construction site located up to 2,400 m above see level
Remote location – challenging logistic Very sensitive nature environment
Very complex construction project Non-standard, very high H&S and environmental standards
Challenging contract requirements. Local law andstandards
Set-up of a well-organized international team
Local supply chain engagement
Employment of local labour and staff
PROJECT HIGHLIGHTS and CHALLENGES:
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X4.1
X6.4
X3.7
For more than 20 years is Zueblin International GmbH Chile (Member of STRABAG Group) active in mining in following areas:
Copiapó
Santiago
Rancagua
CHILE
STRABAG MINING ACTIVITIES IN SOUTH AMERICACHILE
Mine Extensions through Shafts and Tunnels Tunnel construction
Mineral transport Construction of hydro-electric power plants
Mines: Yanacocha (Peru), Candelaria Norte, El Teniente,Rancagua, Copiapo, Collahuasi, Los Pelambres, etc.
Clients: Codelco,
Total project value to 2014: € 430 million
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Constructing Better Health (CBH) in UK
Work Environment
Award in Sweden
Tunnel project of the year in Canada
International Tunnelling
Award – Project of the year in Australia
Target Zero Commendation
Award in UK
SUCCESS COMES FROM WORKING SAFELY
TOGETHER
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WHY is STRABAG THE BEST CHOICE FOR YOU?
StrongFinancial
BasisIn-House Capability
Global Player
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THANK YOU FOR YOUR ATTENTION